package thread;
/*
 * 线程池
 */

import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

public class ThreadPoolemo {
    public static void main(String[] args) {
        ExecutorService pool = Executors.newFixedThreadPool(2);
        for (int i = 0; i < 5; i++) {
            Runnable r = new Runnable() {
                public void run() {
                    Thread t = Thread.currentThread();
                    System.out.println(t + "正在执行任务...");
                    try {
                        Thread.sleep(5000);
                    } catch (InterruptedException e) {
                    }
                    System.out.println("执行任务完毕...");
                }
            };
            pool.execute(r);
            System.out.println("将一个任务交给线程池");
        }
        pool.shutdownNow();
        //pool.shutdown();
        System.out.println("线程池已经关闭");

    }

}
